Carl Fredrik Reuterswärd, Bam Bam, 1958, Colored ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37755

Jan Groth, [Untitled], 1970, Crayon on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35882

Öyvind Fahlström, Study for Eddie (Sylvie's brother) in the Desert, 1966, Ink and pencil on notebook paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37763

Arent van Bolten, A Fantastic Creature, late 16th–early 17th century, Pen and brown ink, brush and brown wash, over black chalk; framing lines in pen and brown ink, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/334690

Öyvind Fahlström, Notes for "The Little General", 1968, Ink, ballpoint pen, and pencil on two sheets of paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36867

Pieter de Jode I, Neptune in his Chariot, late 16th–mid 17th century, Pen and brown ink, brown wash, over traces of black chalk, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/334883